> (i.e., you visited xxxx store so now you all of a sudden see tons of adds from that online store) They do that also: > When selecting which ad to display fr

> (i.e., you visited xxxx store so now you all of a sudden see tons of adds from that online store) They do that also: > When selecting which ad to display from multiple ads for which you are eligible, we may use some of the above-mentioned information, as well as your App Store searches and browsing activity, to determine which ad is likely to be most relevant to you. > We may also use local, on-device processing to select which ad to display, using information stored on your device, such as the apps you frequently open. (emphasis added). They don't track your activity across the web, since they can't, but they do track your activity on Apple properties, including your iPhone.